Conrady, R., & Buck, M. (2008). Trends and Issues in Global Tourism 2008. Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-540-77798-4
Citazione stile Chigago Style (17a edizione)Conrady, Roland, e Martin Buck. Trends and Issues in Global Tourism 2008. Berlin, Heidelberg: Springer Berlin Heidelberg, 2008. https://doi.org/10.1007/978-3-540-77798-4.
Citatione MLA (9a ed.)Conrady, Roland, e Martin Buck. Trends and Issues in Global Tourism 2008. Springer Berlin Heidelberg, 2008. https://doi.org/10.1007/978-3-540-77798-4.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.